Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 805: | \[{5^{805}-1\over4}\] | 11 × 71 × 211 × 461 × 631 × 691 × 4201 × 8971 × 19531 × 689081 × 2855911 × 29028071 × 85280581 × 824480311 × 17223586571<11> × 332207361361<12> × 513476216471<12> × 3776990462491<13> × 2000144310791971<16> × 100062970166640331<18> × 52083866402604872103138538630779570592776194951<47> × 884759571094733769873572106626750614848619033081<48> × 12488135411877004965688359260853096787381153034705344502325034244561<68> × 1047806862025859850394843324314408169792770186346877888619482789637932814221<76> × 146938674667821698939790140544890177855634270543389059647071922199454271085510730718993828121<93> × 607985010165094227129250878682933896838856270218993574102464569294972763001948327875531122541<93> |